#ifndef _OUTPUT_H_
#define _OUTPUT_H_

#include <sstream>
#include <string>
using namespace std;

class Output
{
public:
   Output();
   virtual ~Output();
   void objAmountOnBaseUnit(int amount);
   virtual void format(ostringstream&) = 0;

protected:
   int     amountOnBaseUnit_m; 
};


#endif
